We may define these courses by the terms esoteric and exoteric - the former the philosophy of the school, cultivated principally at the universities, trying to systematize everything and reduce all our knowledge to an intelligible principle, losing in this attempt the deeper meaning of Leibnitz's philosophy; the latter the unsystematized philosophy of general culture which we find in the work of the great writers of the classical period, Lessing, Winkelmann, Goethe, Schiller and Herder, all of whom expressed in some degree their indebtedness to Leibnitz.
From 1816 to 1819 Leo studied at the universities of Breslau, Jena and GÃ¶ttingen, devoting himself more especially to history, philology and theology.
Though no bishops abandoned it, a few priests, suc as Father Hyacinthe Loyson, and a few scholars at the Ger an universities refused their adhesion.
After studying law at the universities of Leipzig and GÃ¶ttingen, he entered the service of the prince of Nassau-Weilburg, whom in 1791 he represented at the imperial diet.
He spent two years from 1886 to 1888 in travelling, and visited Riga Polytechnic and the universities of Wiirzburg, Graz, Amsterdam and Leipzig.